package com.java.al.swing.toolbar;
import java.awt.Insets;
import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JToggleButton;
import javax.swing.JToolBar;

public class Main {
  public static void main(String[] argv) throws Exception {
    JToolBar toolbar = new JToolBar();
    ImageIcon icon = new ImageIcon("icon.gif");
    Action action = new AbstractAction("Button Label", icon) {
      public void actionPerformed(ActionEvent evt) {
      }
    };

    JButton c1 = new JButton(action);
    c1.setText(null);
    c1.setMargin(new Insets(0, 0, 0, 0));
    toolbar.add(c1);

    JToggleButton c2 = new JToggleButton(action);
    c2.setText(null);
    c2.setMargin(new Insets(0, 0, 0, 0));
    toolbar.add(c2);

    JComboBox c3 = new JComboBox(new String[] { "A", "B", "C" });
    c3.setPrototypeDisplayValue("XXXXXXXX"); // Set a desired width
    c3.setMaximumSize(c3.getMinimumSize());
    toolbar.add(c3);
  }
}